anhydrous

简明释义

英[ænˈhaɪdrəs]美[ænˈhaɪdrəs]

adj. 无水的

英英释义

单词用法

同义词

反义词

例句

1.The physicochemical properties of wheat starch was studied before and after treated in anhydrous alcohols with acid.

研究了小麦淀粉在有机醇溶液中酸变性前后的物化性质。

2.In some ways, anhydrous ammonia is. just as safe to handle as gasoline.

在某种程度上说，无水氨使用起来与汽油一样安全。

3.Advanced industry water-cooling system, anhydrous automatic power-off and high-temperature alarm makes the machine more stable.

配置先进的工业水冷却系统，无水自动断电和高温报警的保护功能，极大的提高了机器的稳定性。

4.Conclusion: Anhydrous alcohol can directly deteriorate the epithelia in the gastric mucosa surface of rats.

结论：无水乙醇可直接损伤大鼠胃粘膜表面的上皮细胞。

5.Person can not at the coast of anhydrous sit on it.

人总不能在无水的海岸上坐以待毙吧。

6.Fuel blends containing gasoline, anhydrous methanol and some solvents have been developed and used for automobile engines.

汽油、无水甲醇与某些溶剂的混合液已被用作汽车发动机的燃料。

7.Anhydrous nitric acid is dissociated.

无水硝酸是电离的。

8.If not, anhydrous alcohol and carbon tetrachloride are feasible.

如果没有，无水酒精和四氯化碳都是可行的。

9.When preparing the sample, ensure it is stored in an anhydrous 无水的 environment to avoid moisture contamination.

在准备样品时，确保将其存放在无水的环境中，以避免潮湿污染。

10.The chemical formula for sodium sulfate is Na2SO4, which can be found in both anhydrous 无水的 and hydrated forms.

硫酸钠的化学式为Na2SO4，可以以无水的和水合形式存在。

11.The laboratory requires an anhydrous 无水的 solvent for the reaction to proceed efficiently.

实验室需要一种无水的溶剂，以便反应能够高效进行。

12.Some fertilizers are formulated with anhydrous 无水的 ammonia for better nutrient delivery.

一些肥料使用无水的氨气配方，以更好地提供养分。

13.In the production of glass, anhydrous 无水的 silica is used to achieve the desired clarity.

在玻璃生产中，使用无水的二氧化硅以达到所需的清晰度。

作文

In the realm of chemistry, the term anhydrous refers to a substance that contains no water. This concept is pivotal in various chemical processes and industries, particularly in the production of certain compounds and materials. Understanding the significance of anhydrous substances can provide insights into their applications and the reasons behind their usage. For instance, many salts are available in both hydrated and anhydrous forms. The hydrated form contains water molecules integrated into its structure, while the anhydrous form does not. This difference can greatly affect their properties and how they interact in chemical reactions.One common example is the use of anhydrous ammonia in agriculture. Farmers utilize it as a nitrogen fertilizer, which is crucial for plant growth. The anhydrous form is preferred because it is more concentrated, allowing for easier application and transport. Moreover, when anhydrous ammonia is applied to the soil, it reacts with moisture in the ground, providing the necessary nitrogen for crops. This demonstrates how anhydrous substances can play a vital role in enhancing agricultural productivity.Additionally, in the pharmaceutical industry, many drugs are formulated in their anhydrous state to ensure stability and efficacy. Water can sometimes lead to hydrolysis, a reaction that breaks down the active ingredients, rendering the medication less effective. Therefore, manufacturers often choose anhydrous forms of compounds to maintain their integrity during storage and usage. This choice highlights the importance of understanding the properties of anhydrous substances in producing safe and effective medications.Moreover, the significance of anhydrous materials extends to the field of materials science. Certain polymers and composites require anhydrous conditions during their synthesis to achieve desired characteristics. For example, the production of high-performance plastics often necessitates anhydrous solvents to prevent moisture from interfering with the polymerization process. This meticulous control over moisture levels illustrates the critical role that anhydrous substances play in developing advanced materials.In conclusion, the term anhydrous is essential in various scientific fields, particularly chemistry, agriculture, pharmaceuticals, and materials science. Its implications stretch beyond mere definitions; understanding the properties and applications of anhydrous substances can lead to advancements in technology and improvements in agricultural practices. As we continue to explore and innovate within these domains, the importance of anhydrous materials will undoubtedly remain a crucial focus. By recognizing the significance of anhydrous compounds, we can appreciate their role in driving progress and enhancing our daily lives.

在化学领域，术语anhydrous指的是不含水的物质。这个概念在各种化学过程和工业中至关重要，特别是在某些化合物和材料的生产中。理解anhydrous物质的重要性可以提供对其应用的深入了解，以及它们使用背后的原因。例如，许多盐以水合和anhydrous形式存在。水合形式包含融入其结构中的水分子，而anhydrous形式则不含水。这种差异会极大地影响它们的性质以及它们在化学反应中的相互作用。一个常见的例子是无水氨在农业中的应用。农民利用它作为氮肥，这对植物生长至关重要。选择anhydrous形式是因为它的浓度更高，便于施用和运输。此外，当anhydrous氨施加到土壤中时，会与土壤中的水分反应，为作物提供必要的氮。这表明anhydrous物质在提高农业生产力方面可以发挥重要作用。此外，在制药行业，许多药物以其anhydrous状态配制，以确保稳定性和有效性。水有时会导致水解反应，这种反应会分解活性成分，使药物效果降低。因此，制造商通常选择anhydrous形式的化合物，以保持其在储存和使用过程中的完整性。这一选择突显了理解anhydrous物质性质在生产安全有效药物中的重要性。此外，anhydrous材料的重要性还延伸到材料科学领域。某些聚合物和复合材料在合成过程中需要anhydrous条件，以达到所需的特性。例如，高性能塑料的生产往往需要anhydrous溶剂，以防止水分干扰聚合过程。这种对水分水平的严格控制说明了anhydrous物质在开发先进材料中的关键作用。总之，术语anhydrous在化学、农业、制药和材料科学等多个科学领域中至关重要。它的意义超越了简单的定义；理解anhydrous物质的性质和应用可以推动技术进步和改善农业实践。随着我们继续在这些领域探索和创新，anhydrous材料的重要性无疑将继续成为一个关键焦点。通过认识到anhydrous化合物的重要性，我们可以欣赏它们在推动进步和改善日常生活中的作用。